Laser Diodes, Laser Modules

Image Part Number Description / PDF Quantity Rfq
HFE4091-341-5026

HFE4091-341-5026

Honeywell Sensing and Productivity Solutions

LASER DIODE VCSEL

0

DM80-01-4-9230-3-LC

DM80-01-4-9230-3-LC

Finisar Corporation

LASER DIODE 1559NM 2.511MW

0

E2560D60

E2560D60

Broadcom

LASER DIODE

0

HFD6180-925

HFD6180-925

Finisar Corporation

PHOTODETECTOR

0

D2547P43

D2547P43

Broadcom

LASER MODULE

0

E2560S59

E2560S59

Broadcom

LASER DIODE

0

HFE4083-900

HFE4083-900

Finisar Corporation

PHOTODETECTOR

0

HFE4091-341

HFE4091-341

Finisar Corporation

LASER DIODE 850NM 0.625MW TO46-3

0

DM80-01-1-9530-3-LC

DM80-01-1-9530-3-LC

Finisar Corporation

LASER DIODE 1535NM 5.011MW

0

PLPVCQ 940A_P

PLPVCQ 940A_P

OSRAM Opto Semiconductors, Inc.

VSCEL POWER ARRAY 940NM QFN

0

HFD6380-418

HFD6380-418

Finisar Corporation

LASER DIODE 850NM RADIAL

0

SPL BY94-15 (938,3 +/-3NM)

SPL BY94-15 (938,3 +/-3NM)

OSRAM Opto Semiconductors, Inc.

LASER BAR

0

SPL BY81-15 (798,0 +/-1,5NM)

SPL BY81-15 (798,0 +/-1,5NM)

OSRAM Opto Semiconductors, Inc.

LASER BAR

0

E2560S25

E2560S25

Broadcom

LASER DIODE

0

HFE4083-322/XBA

HFE4083-322/XBA

Honeywell Sensing and Productivity Solutions

LASER DIODE VCSEL

0

HFD6180-922

HFD6180-922

Finisar Corporation

PHOTODETECTOR

0

DM200-01-1-9310-0-LC

DM200-01-1-9310-0-LC

Finisar Corporation

LASER DIODE 1553NM 1.995MW

0

DM80-01-1-9440-3-LC

DM80-01-1-9440-3-LC

Finisar Corporation

LASER DIODE 1542NM 5.011MW

0

D2547P45

D2547P45

Broadcom

LASER MODULE

0

DM80-01-3-9530-3-LC

DM80-01-3-9530-3-LC

Finisar Corporation

LASER DIODE 1535NM 2.511MW

0

Laser Diodes, Laser Modules

1. Overview

Laser diodes (LDs) are semiconductor devices that emit coherent light through stimulated emission. Laser modules integrate LDs with optical components, drivers, and thermal management systems. These devices are critical in telecommunications, medical systems, industrial processing, and consumer electronics due to their high efficiency, compact size, and precise beam control.

2. Main Types and Functional Classification

TypeFunctional FeaturesApplication Examples
Edge-Emitting Laser DiodesHigh power output, narrow spectral widthFiber optic communication, LIDAR
Vertical-Cavity Surface-Emitting Lasers (VCSELs)Low divergence beam, array scalability3D sensing, data centers
Quantum Cascade LasersTunable mid-infrared emissionGas sensing, spectroscopy
Fiber-Coupled Laser ModulesIntegrated beam shaping, wavelength stabilizationMaterial processing, medical surgery
Multi-Transverse Mode LasersHigh brightness, multimode outputLaser projection, defense systems

3. Structure and Components

Laser Diodes: Composed of an active region (quantum well structure), cladding layers, and a resonant cavity formed by cleaved facets. Electrical contacts enable current injection.

Laser Modules: Integrate LDs with:

  • Collimating optics and beam-shaping elements
  • Photodiode feedback for power stabilization
  • Thermoelectric coolers (TEC) for temperature control
  • Driver circuits with modulation capabilities

4. Key Technical Specifications

ParameterDescriptionImportance
Wavelength (nm)Emission spectrum peakDetermines material compatibility and application suitability
Output Power (mW/W)Optical power levelCritical for processing speed and transmission distance
Wall-Plug Efficiency (%)Electrical-to-optical conversion rateAffects thermal management and power consumption
Beam Quality (M )Deviatoin from ideal Gaussian beamImpacts focusing precision and coupling efficiency
Lifetime (hours)Mean time before power 10%System reliability and maintenance intervals

5. Application Fields

Telecommunications: DWDM systems, free-space optical links

Medical: Laser scalpels, photodynamic therapy devices

Industrial: Cutting/welding machines, 3D printers

Consumer Electronics: LiDAR for AR/VR, facial recognition systems

Scientific: Atomic clocks, quantum computing research

6. Leading Manufacturers & Products

ManufacturerRepresentative ProductKey Features
LumentumLD-XX-Y Series1550nm wavelength, 100mW output, telecom-grade reliability
IPG PhotonicsLM-ABC-10WSingle-mode fiber delivery, 10W output at 976nm
CoherentOBIS Flexx SeriesTunable visible/near-IR output, integrated control
Hamamatsu PhotonicsL8612 SeriesPulsed VCSEL with 940nm peak wavelength

7. Selection Guidelines

Key considerations:

  • Wavelength compatibility with target material/transmission medium
  • Required power stability over temperature variations
  • Modulation speed requirements for communication systems
  • Environmental factors (humidity, vibration, operating temperature)
  • Form factor constraints and cooling method availability

8. Industry Trends

Emerging developments include:

  • High-power single-mode fiber lasers for metal processing
  • VCSEL arrays with >50% wall-plug efficiency for LiDAR
  • Photonic integrated circuits combining LDs with modulators
  • UV and deep-IR emitting devices for advanced spectroscopy
  • AI-driven thermal management systems for extended lifetime

RFQ BOM Call Skype Email
Top